��?Washable ��?Low initial pressure drop ��?High dust holding capacity ��?Resilient ��?Economical Applications ��?fan-coil filtration, cooker hoods and air conditioning systems Type ��?filter media pads or rolls Filter media ��?progressively structured synthetic fibre Fire resistance to DIN 53438 ��?F1 EN779 CLASS ��?G2-G4 EUROVENT 4/5 class ��?EU 2- EU4 Final pressure drop ��?( recommended ) 150 Pa ��?(maximum ) 250 Pa Max. operating temperature ��?90��? Installation ��?metal frame Type Dimensions Rated air velocity (m/s) Initial pressure drop (Pa) Dust holding capacity (g) EN779 class Length (m) Height (m) Thickness (mm) SP-100 20 2 5 1.5 25 400 G2 SP-200 20 2 10 1.5 35 600 G3 SP-300 20 2 15 1.5 45 520 G4 SP-400 20 2 20 1.5 50 460 G4 SP-500 20 2 25 1.5 58 400 G4 OTHER SIZES: ON REQUEST